docs: Do not version auto-generated files (#326)

Author: fgmacedo

.gitignore

@@ -60,6 +60,7 @@ coverage.xml
 
 # Sphinx documentation
 docs/_build/
+docs/auto_examples/
 
 # PyBuilder
 target/

.readthedocs.yaml

@@ -10,6 +10,8 @@ build:
   os: ubuntu-20.04
   tools:
     python: "3.11"
+  apt_packages:
+    - graphviz
   jobs:
     post_create_environment:
       # Install poetry